Get people

Created by: Nabilsenko

People CRUD with promises.

src/people/dao/people.dao.ts

+import { Injectable, InternalServerErrorException, NotFoundException } from '@nestjs/common';
+import { InjectModel } from '@nestjs/mongoose';
+import { randomInt } from 'crypto';
+import { Model } from 'mongoose';
+import { CreatePeopleDto } from '../dto/create-people.dto';
+import { UpdatePeopleDto } from '../dto/update-people.dto';
+import { People } from '../schemas/people.schema';
+
+@Injectable()
+export class PeopleDao {
+  constructor(
+    @InjectModel(People.name)
+    private readonly _peopleModel: Model<People>,
+  ) {}
+
+  find = (): Promise<People[]> =>
+    new Promise((resolve, reject) => {
+      this._peopleModel.find({}, {}, {}, (err, value) => {
+        if (err) reject(err.message);
+        if (!value) reject('No values');
+        resolve(value);
+      });
+    });
+
+  findById = (id: string): Promise<People | void> =>
+    new Promise((resolve, reject) => {
+      this._peopleModel.findOne({ id: id }, {}, {}, (err, value) => {
+        if (err) reject(err.message);
+        if (!value) reject(new NotFoundException());
+        resolve(value);
+      });
+    });
+
+    save (people: CreatePeopleDto): Promise<People> {
+      var password = this.secret();
+      people.passwordHash = password;
+    return new Promise((resolve, reject) => {
+      new this._peopleModel(people).save((err, value) => {
+        if (err) reject(err.message);
+        if (!value) reject(new InternalServerErrorException());
+        resolve(value);
+      });
+    });
+  }
+
+  findByIdAndUpdate = (
+    id: string,
+    people: UpdatePeopleDto,
+  ): Promise<People | void> =>
+    new Promise((resolve, reject) => {
+      this._peopleModel.updateOne(
+        { id: id },
+        people,
+        {
+          new: true,
+          runValidators: true,
+        },
+        (err, value) => {
+          if (err) reject(err.message);
+          if (value.matchedCount === 0) reject(new NotFoundException());
+          resolve(value);
+        },
+      );
+    });
+
+  findByIdAndRemove = (id: string): Promise<People | void> =>
+    new Promise((resolve, reject) => {
+      this._peopleModel.deleteOne({ id: id }, {}, (err) => {
+        if (err) reject(err.message);
+        resolve();
+      });
+    });
+
+    secret = (length = 10) => {
+      const upperCase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+      const lowerCase = "abcdefghijklmnopqrstuvwxyz";
+      const digits = "0123456789";
+      const minus = "-";
+      const underLine = "_";
+      const special = "!\"#$%&'*+,./:;=?@\\^`|~";
+      const brackets = "[]{}()<>";
+      const alphabet =
+        upperCase + lowerCase + digits + minus + underLine + special + brackets;
+      let secret = "";
+      for (let index = 0; index < length; index++)
+        secret += alphabet.charAt(randomInt(alphabet.length));
+      return secret;
+    };
+
+}